mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 21:32:06 +07:00
381ca1d12e
Declare snd_soc_ops structures as const as they are only stored in the ops field of a snd_soc_dai_link structure. This field is of type const, so snd_soc_ops structures having this property can be made const too. Cross compiled the .o files for blackfin architecture. Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
146 lines
3.8 KiB
C
146 lines
3.8 KiB
C
/*
|
|
* Machine driver for EVAL-ADAV801 and EVAL-ADAV803 on Analog Devices bfin
|
|
* evaluation boards.
|
|
*
|
|
* Copyright 2011 Analog Devices Inc.
|
|
* Author: Lars-Peter Clausen <lars@metafoo.de>
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/module.h>
|
|
#include <sound/core.h>
|
|
#include <sound/pcm.h>
|
|
#include <sound/soc.h>
|
|
|
|
#include "../codecs/adav80x.h"
|
|
|
|
static const struct snd_soc_dapm_widget bfin_eval_adav80x_dapm_widgets[] = {
|
|
SND_SOC_DAPM_LINE("Line Out", NULL),
|
|
SND_SOC_DAPM_LINE("Line In", NULL),
|
|
};
|
|
|
|
static const struct snd_soc_dapm_route bfin_eval_adav80x_dapm_routes[] = {
|
|
{ "Line Out", NULL, "VOUTL" },
|
|
{ "Line Out", NULL, "VOUTR" },
|
|
|
|
{ "VINL", NULL, "Line In" },
|
|
{ "VINR", NULL, "Line In" },
|
|
};
|
|
|
|
static int bfin_eval_adav80x_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *params)
|
|
{
|
|
struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
struct snd_soc_dai *codec_dai = rtd->codec_dai;
|
|
int ret;
|
|
|
|
ret = snd_soc_dai_set_pll(codec_dai, ADAV80X_PLL1, ADAV80X_PLL_SRC_XTAL,
|
|
27000000, params_rate(params) * 256);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_PLL1,
|
|
params_rate(params) * 256, SND_SOC_CLOCK_IN);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int bfin_eval_adav80x_codec_init(struct snd_soc_pcm_runtime *rtd)
|
|
{
|
|
struct snd_soc_dai *codec_dai = rtd->codec_dai;
|
|
|
|
snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK1, 0,
|
|
SND_SOC_CLOCK_OUT);
|
|
snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK2, 0,
|
|
SND_SOC_CLOCK_OUT);
|
|
snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_SYSCLK3, 0,
|
|
SND_SOC_CLOCK_OUT);
|
|
|
|
snd_soc_dai_set_sysclk(codec_dai, ADAV80X_CLK_XTAL, 2700000, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct snd_soc_ops bfin_eval_adav80x_ops = {
|
|
.hw_params = bfin_eval_adav80x_hw_params,
|
|
};
|
|
|
|
static struct snd_soc_dai_link bfin_eval_adav80x_dais[] = {
|
|
{
|
|
.name = "adav80x",
|
|
.stream_name = "ADAV80x HiFi",
|
|
.cpu_dai_name = "bfin-i2s.0",
|
|
.codec_dai_name = "adav80x-hifi",
|
|
.platform_name = "bfin-i2s-pcm-audio",
|
|
.init = bfin_eval_adav80x_codec_init,
|
|
.ops = &bfin_eval_adav80x_ops,
|
|
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
|
|
SND_SOC_DAIFMT_CBM_CFM,
|
|
},
|
|
};
|
|
|
|
static struct snd_soc_card bfin_eval_adav80x = {
|
|
.name = "bfin-eval-adav80x",
|
|
.owner = THIS_MODULE,
|
|
.dai_link = bfin_eval_adav80x_dais,
|
|
.num_links = ARRAY_SIZE(bfin_eval_adav80x_dais),
|
|
|
|
.dapm_widgets = bfin_eval_adav80x_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(bfin_eval_adav80x_dapm_widgets),
|
|
.dapm_routes = bfin_eval_adav80x_dapm_routes,
|
|
.num_dapm_routes = ARRAY_SIZE(bfin_eval_adav80x_dapm_routes),
|
|
};
|
|
|
|
enum bfin_eval_adav80x_type {
|
|
BFIN_EVAL_ADAV801,
|
|
BFIN_EVAL_ADAV803,
|
|
};
|
|
|
|
static int bfin_eval_adav80x_probe(struct platform_device *pdev)
|
|
{
|
|
struct snd_soc_card *card = &bfin_eval_adav80x;
|
|
const char *codec_name;
|
|
|
|
switch (platform_get_device_id(pdev)->driver_data) {
|
|
case BFIN_EVAL_ADAV801:
|
|
codec_name = "spi0.1";
|
|
break;
|
|
case BFIN_EVAL_ADAV803:
|
|
codec_name = "adav803.0-0034";
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
bfin_eval_adav80x_dais[0].codec_name = codec_name;
|
|
|
|
card->dev = &pdev->dev;
|
|
|
|
return devm_snd_soc_register_card(&pdev->dev, &bfin_eval_adav80x);
|
|
}
|
|
|
|
static const struct platform_device_id bfin_eval_adav80x_ids[] = {
|
|
{ "bfin-eval-adav801", BFIN_EVAL_ADAV801 },
|
|
{ "bfin-eval-adav803", BFIN_EVAL_ADAV803 },
|
|
{ },
|
|
};
|
|
MODULE_DEVICE_TABLE(platform, bfin_eval_adav80x_ids);
|
|
|
|
static struct platform_driver bfin_eval_adav80x_driver = {
|
|
.driver = {
|
|
.name = "bfin-eval-adav80x",
|
|
.pm = &snd_soc_pm_ops,
|
|
},
|
|
.probe = bfin_eval_adav80x_probe,
|
|
.id_table = bfin_eval_adav80x_ids,
|
|
};
|
|
|
|
module_platform_driver(bfin_eval_adav80x_driver);
|
|
|
|
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
|
|
MODULE_DESCRIPTION("ALSA SoC bfin adav80x driver");
|
|
MODULE_LICENSE("GPL");
|